Trailer jack housing



FIG. 1 is a front perspective view of a trailer jack housing showing my new design, it being understood that the broken lines are for illustrative purposes only and form no part of the claim design;

FIG. 2 is a rear perspective view;

FIG. 3 is an enlarged side elevational view as seen from the right of FIG. 2, the opposite side elevational view being a mirror image thereof;

FIG. 4 is an enlarged front elevational view;

FIG. 5 is an enlarged rear elevational view;

FIG. 6 is an enlarged top plan view;

FIG. 7 is an enlarged bottom plan view;

FIG. 8 is a front elevational view of a second embodiment of a trailer jack housing showing my new design;

FIG. 9 is a side elevational view as seen from the left of FIG. 8, the opposite side elevational view being a mirror image thereof; and,

FIG. 10 is a bottom plan view of the second embodiment, the top plan view of the second embodiment being the same as FIG. 6. 

The ornamental design for a trailer jack housing, as shown and described. 